diff --git a/_config.yml b/_config.yml
index a1196f2d..014d2528 100644
--- a/_config.yml
+++ b/_config.yml
@@ -12,12 +12,9 @@ plugins:
 
 twitter:
   username: osm_be
-social:
-  name: OpenStreetMap Belgium
-  links:
-    - https://twitter.com/osm_be
-    - https://www.facebook.com/groups/1419016881706058/
-    - https://github.com/osmbe
+newsletter:
+  archive: https://us13.campaign-archive.com/home/?u=cc6632a49e784f67574e50269&id=5c2416bba6
+  subscribe: https://osm.us13.list-manage.com/subscribe?u=cc6632a49e784f67574e50269&id=5c2416bba6
 
 url: https://openstreetmap.be
 baseurl: ""
diff --git a/_includes/footer-en.html b/_includes/footer-en.html
index bd7ad693..24fcbd51 100644
--- a/_includes/footer-en.html
+++ b/_includes/footer-en.html
@@ -15,8 +15,8 @@ <h2>OpenStreetMap Belgium</h2>
         <div style="margin-top: 50px;">
             <h3>Newsletter</h3>
             <p>
-                <a target="_blank" href="https://members.osm.be/subscribe/newsletter">Subscribe</a> to our quarterly newsletter
-                (<a target="_blank" href="https://us13.campaign-archive.com/home/?u=cc6632a49e784f67574e50269&id=5c2416bba6">archive</a>)
+                <a target="_blank" href="{{ site.newsletter.subscribe }}">Subscribe</a> to our quarterly newsletter
+                (<a target="_blank" href="{{ site.newsletter.archive }}">archive</a>)
             </p>
         </div>
     </div>
diff --git a/_includes/footer-fr.html b/_includes/footer-fr.html
index f08b5e80..3f1a3016 100644
--- a/_includes/footer-fr.html
+++ b/_includes/footer-fr.html
@@ -15,8 +15,8 @@ <h2>OpenStreetMap Belgique</h2>
         <div style="margin-top: 50px;">
             <h3>Bulletin d'information</h3>
             <p>
-                <a target="_blank" href="https://members.osm.be/subscribe/newsletter">Souscrivez</a> à notre bulletin d'information trimestriel
-                (<a target="_blank" href="https://us13.campaign-archive.com/home/?u=cc6632a49e784f67574e50269&id=5c2416bba6">archives</a>)
+                <a target="_blank" href="{{ site.newsletter.subscribe }}">Souscrivez</a> à notre bulletin d'information trimestriel
+                (<a target="_blank" href="{{ site.newsletter.archive }}">archives</a>)
             </p>
         </div>
     </div>
diff --git a/_includes/footer-nl.html b/_includes/footer-nl.html
index 4d14348b..567216eb 100644
--- a/_includes/footer-nl.html
+++ b/_includes/footer-nl.html
@@ -15,8 +15,8 @@ <h2>OpenStreetMap België</h2>
         <div style="margin-top: 50px;">
             <h3>Nieuwsbrief </h3>
             <p>
-                <a target="_blank" href="https://members.osm.be/subscribe/newsletter">Schrijf je in</a> voor onze driemaandelijkse nieuwsbrief
-                (<a target="_blank" href="https://us13.campaign-archive.com/home/?u=cc6632a49e784f67574e50269&id=5c2416bba6">archief</a>)
+                <a target="_blank" href="{{ site.newsletter.subscribe }}">Schrijf je in</a> voor onze driemaandelijkse nieuwsbrief
+                (<a target="_blank" href="{{ site.newsletter.archive }}">archief</a>)
             </p>
         </div>
     </div>
diff --git a/_includes/twitter.html b/_includes/twitter.html
index 3e0dc977..0c00d4f8 100644
--- a/_includes/twitter.html
+++ b/_includes/twitter.html
@@ -1,4 +1,4 @@
 <div class="mt-5">
-    <a class="twitter-timeline" data-height="750" data-dnt="true" href="https://twitter.com/osm_be?ref_src=twsrc%5Etfw">Tweets by osm_be</a>
+    <a class="twitter-timeline" data-height="750" data-dnt="true" href="https://twitter.com/{{ site.twitter.username }}?ref_src=twsrc%5Etfw">Tweets by {{ site.twitter.username }}</a>
     <script async src="https://platform.twitter.com/widgets.js" charset="utf-8"></script>
 </div>
diff --git a/en/news.html b/en/news.html
index 50af27a5..48665c39 100644
--- a/en/news.html
+++ b/en/news.html
@@ -29,8 +29,8 @@ <h2 class="h4">Categories</h2>
 
         <h2 class="h4">Newsletter</h2>
         <p>
-            <a target="_blank" href="https://members.osm.be/subscribe/newsletter">Subscribe</a> to our quarterly newsletter
-            (<a target="_blank" href="https://us13.campaign-archive.com/home/?u=cc6632a49e784f67574e50269&id=5c2416bba6">archive</a>)
+            <a target="_blank" href="{{ site.newsletter.subscribe }}">Subscribe</a> to our quarterly newsletter
+            (<a target="_blank" href="{{ site.newsletter.archive }}">archive</a>)
         </p>
 
         {% include twitter.html %}
diff --git a/fr/news.html b/fr/news.html
index 4f922e4f..c6739c27 100644
--- a/fr/news.html
+++ b/fr/news.html
@@ -29,8 +29,8 @@ <h2 class="h4">Catégories</h2>
 
         <h2 class="h4">Bulletin d'information</h2>
         <p>
-            <a target="_blank" href="https://members.osm.be/subscribe/newsletter">Souscrivez</a> à notre bulletin d'information trimestriel
-            (<a target="_blank" href="https://us13.campaign-archive.com/home/?u=cc6632a49e784f67574e50269&id=5c2416bba6">archives</a>)
+            <a target="_blank" href="{{ site.newsletter.subscribe }}">Souscrivez</a> à notre bulletin d'information trimestriel
+            (<a target="_blank" href="{{ site.newsletter.archive }}">archives</a>)
         </p>
 
         {% include twitter.html %}
diff --git a/index.html b/index.html
index 16e662b3..881c7695 100644
--- a/index.html
+++ b/index.html
@@ -7,7 +7,7 @@
 <head>
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
-    <link rel="me" href="https://en.osm.town/@osm_be">
+    <link rel="me" href="https://en.osm.town/@{{ site.twitter.username }}">
     <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.2.1/css/bootstrap.min.css"
         integrity="sha384-GJzZqFGwb1QTTN6wy59ffF1BuGJpLSa9DkKMp0DgiMDm4iYMj70gZWKYbI706tWS" crossorigin="anonymous">
     <title>OpenStreetMap Belgium</title>
diff --git a/nl/news.html b/nl/news.html
index 173a2af4..ddaf266b 100644
--- a/nl/news.html
+++ b/nl/news.html
@@ -29,8 +29,8 @@ <h2 class="h4">Categorieën</h2>
 
         <h2 class="h4">Nieuwsbrief</h2>
         <p>
-            <a target="_blank" href="https://members.osm.be/subscribe/newsletter">Schrijf je in</a> voor onze driemaandelijkse nieuwsbrief
-            (<a target="_blank" href="https://us13.campaign-archive.com/home/?u=cc6632a49e784f67574e50269&id=5c2416bba6">archief</a>)
+            <a target="_blank" href="{{ site.newsletter.subscribe }}">Schrijf je in</a> voor onze driemaandelijkse nieuwsbrief
+            (<a target="_blank" href="{{ site.newsletter.archive }}">archief</a>)
         </p>
 
         {% include twitter.html %}